Sun Yeh Electrical S Series Operation Manual
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Sun Yeh Electrical S Series Operation Manual

Spring return fail-safe electric valve actuator
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Spring Return Fail-safe Electric Valve Actuator【S Series】
Sun Yeh Ele. Ind. Co., Ltd. | 2021.06
S Series
Spring Return Fail-safe
Electric Valve Actuator
Operation Manual
SY02-C001F-EN

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  • Page 1 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 S Series Spring Return Fail-safe Electric Valve Actuator Operation Manual SY02-C001F-EN...

  • Page 2: Table Of Contents

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Contents Contents ..............................2 1. General Information ..........................1 Safety Instructions ........................1 Installation Notices ........................1 Inspection, Storage, Transport ....................2 2. Product Overview ..........................3 Features ............................

  • Page 3: General Information

    Spring Return Fail-safe Electric Valve Actuators 【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 1. General Information Failure to follow safety instructions may cause serious injury, equipment damage, or voided warranty. 1.1 Safety Instructions  Installation, maintenance and repair works must be performed by trained personnel.

  • Page 4: Contents

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06  Actuator should be installed in an upright or horizontal position. Do not mount upside down or below a horizontal position.  These units are not designed to operate in vacuum spaces or where an explosive atmosphere exists.

  • Page 5: Product Overview

    Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 2. Product Overview S series spring return fail-safe electric actuators offer torque ranges from 50 Nm to 360 Nm (445 inlb to 3185 inlb) and are designed for fail-safe positioning of valves or dampers upon loss of supply voltage, which include On/Off control, floating control and modulating control.

  • Page 6: Technical Information

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 3.2 Technical Information Weight Torque Motor Power Model Standard w / Manual Override Nm in lb Watt S-500 S-1300 1150 57.5 74.5 S-2000 1770 S-2600...

  • Page 7: Sizing

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 3.4 Sizing For safety reasons, do not remove or inspect the SPRING STRUCTURE. Proper tools must be used, or serious injury will occur. The actuator shall be sized to ensure that its torque output meets the load requirements of valve.
  • Page 8 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06  Ambient temperature and rated duty cycle : Standard : Model Duty Cycle Ambient Temperature - 30℃ to + 40℃ ( - 22 °F ~ + 104 °F ) S-500 to S-3600 + 41℃...

  • Page 9: Mounting And Setup

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4. Mounting and Setup 4.1 Manual Device Installation Slide fixing screw through washers and handwheel and secure them to override shaft as shown in the figure below.

  • Page 10: Valve Mounting Instructions

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.2 Valve Mounting Instructions The spring return actuator is shipped in spring return position (spring released) with the configuration of spring clockwise and fully-closed when power outage unless specified.

  • Page 11: Wiring Instructions

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.3 Wiring Instructions Turn power off before making the electrical connection!  Connect the ground wire to PE point placed on middle metal plate inside the electric actuator (a green screw).

  • Page 12: Actuator Set-Up

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.4 Actuator Set-up If the actuator is equipped with a manual override, rotate the handwheel to return the actuator to its spring released position before the power is supplied.
  • Page 13 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.4.1 Adjustment procedure for spring-return actuator in the fail-closed position upon loss of supply voltage.  Adjust FULLY-CLOSED (spring released) stop point as steps below: a.
  • Page 14 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06  Adjust FULLY-OPEN (spring compressed) stop point as steps below: a. Apply power to drive the actuator to its fully-open (spring compressed) position. If the open stop point is not aligned with the valve or damper properly, then it must be adjusted.
  • Page 15 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.4.2 Adjustment procedure for spring-return actuator in the fail-open position upon loss of supply voltage.  Adjust FULLY-OPEN (spring released) stop point as steps below: a.
  • Page 16 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06  Adjust FULLY-CLOSED (spring compressed) stop point as steps below: a. Apply power to drive the actuator to its fully-closed (spring compressed) position. If the close stop point is not aligned with the valve or damper properly, then it must be adjusted.
  • Page 17 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 4.4.3 For modulating actuators, after completing the calibration, turn the actuator to fully-closed or fully-open position (spring released) and follow the procedure below: Fail clockwise (CW) rotation a.
  • Page 18 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Fail counter-clockwise (CCW) rotation a. Loosen M5 set screw. b. Rotate sector gear counter-clockwise to the position shown in figure below. Ensure that round gear and sector gear are engaged properly.

  • Page 19: On-Off Control And Floating Control Board Adjustment

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 5. On-off Control and Floating Control Board Adjustment 5.1 On-off Control Board Surface The layout is based on 110/220V voltage. LED2 LED4 LED1 LED3 LS1 LS2 BRAKE ...

  • Page 20: Troubleshooting Of On-Off Controller

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 5.2 Troubleshooting of On-off Controller In case LED1 to LED3 does not light or LED4 lights when the actuators are motorized, please refer to steps below for basic troubleshooting.

  • Page 21: Floating Control Board Surface

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 5.3 Floating Control Board Surface The layout is based on 110/220V voltage. LED3 LED1 LED2  Indicator Lamp Lamp No. Status LED1 Spring Released LED2...

  • Page 22: Troubleshooting Of Floating Controller

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Troubleshooting of Floating Controller In case LED1 to LED3 does not light when the actuator is motorized, please refer to steps below for basic troubleshooting.
  • Page 23 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Status of LEDs Possible problems Solution a. Abnormal power supply. a. Check the power supply is according to the LED3 does not actuator rated voltage.

  • Page 24: Modulating Control Board Adjustment

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 6. Modulating Control Board Adjustment 6.1 Modulating Control Board Surface The layout is based on 110/220V voltage. LD1 - LD9 Dip Switch P4 Terminal 6.2 Programming Motor Σ...

  • Page 25: Dip Switch Setting (Sw1)

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 6.3 Dip Switch Setting (SW1) The Dip Switch SW1 is a combination of 8 switches and equally divided in two rows. It is utilized to select signal type of input as well as output and fail positioning when the input signal fails.
  • Page 26 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Setting of fail position when input signal failed (Switches 6 - 8) The input signal type is set by switches 1 and 2. And switch 6 is used to set the corresponding relationship between value of input signal and operation direction of actuator.

  • Page 27: P4 Terminal

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 When S6 is set to  The program defines 20 mA / 5 V /10 V as a command for fully-open positioning. The line graph below shows the signal level and the corresponding position of the actuator.

  • Page 28: Sensitivity Switch Setting (Sw2)

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 6.5 Sensitivity Switch Setting (SW2) When the sensitivity setting is higher, the resolution of the input signal will be higher, and relatively the dead band will be smaller. Excessive high sensitivity setting may cause the...

  • Page 29: Signal Settings For Open And Close Position

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 6.6 Signal Settings for OPEN and CLOSE Position These settings are set and calibrated at the factory. Mostly, they do not need to be recalibrated. Please follow steps below to set when required.

  • Page 30: Troubleshooting Of Modulating Controller

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 6.7 Troubleshooting of modulating controller In case LD3 does not light or any of LD5 to LD9 lights when the actuator is motorized, please refer to steps below for basic troubleshooting.
  • Page 31 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 Status of LEDs Possible problems Solution LD8 goes on Motor over-current. Duty cycle exceeded the rated. Please refer to 3.5 (P.5) and reduce the duty rating.

  • Page 32: Troubleshooting

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 7. Troubleshooting If the actuator selected with handwheel , after doing handwheel operation, be sure to use the handwheel to turn back to full-closed (spring release) position before input the power, it can be operating normally.
  • Page 33 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 The capacitor is failed. Possible problems Solution Worked in an environment out of the Please use the capacitor at temperature withstandable temperature range. between - 30 °C to + 65 °C (- 22 °F to +149 °F).

  • Page 34: Actuator Options

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 8. Actuator Options Fail clockwise (CW) rotation Fail counter-clockwise (CCW) rotation When energized, the driven valve When energized, the driven valve rotates rotates CCW (viewed from the top of CW (viewed from the top of the actuator).

  • Page 35: Warranty

    Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06 9. Warranty Sun Yeh Ele. Co. Ltd warrants that for a period of twelve months from the date of manufacture it will either repair or replace, at its option, any of its products which prove to be defective in material or workmanship.
  • Page 36 Spring Return Fail-safe Electric Valve Actuator【S Series】 Sun Yeh Ele. Ind. Co., Ltd. | 2021.06...

This manual is also suitable for:

S-500S-1300S-2000S-2600S-3600

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